% slitherlink 148 by Oleg Andrushko, http://www.janko.at/Raetsel/Slitherlink/148.a.htm
slitherlink
medium-
18 10
2...1..0...2.1.33.
3.20..23.13...2...
..3..0...3...32.23
02..33.31.1.0...0.
2..2...3...22.02..
..33.32...0...2..2
.1...1.3.32.01..13
30.21...1...3..2..
...0...02.32..10.1
.13.3.3...2..2...2
